About This Precision 58mm WDT Tool for Wide Compatibility: Specifically designed to work seamlessly with most 58mm espresso machine portafilters on the market. It is fully compatible with popular brands including Breville (BES980XL, BES920XL, BES900XL), Gaggia (Classic, Pro, Evo), Bezzera all models, and all E61 machines (such as ECM, Rancilio, Rocket, VBM). Adjustable Needle Depth (18mm-22mm) for Versatility: Features an innovative adjustable depth mechanism, allowing you to freely adjust the needle depth between 18mm and 22mm to match different basket capacities. NOTE: If the needle doesn’t reach the bottom of the basket, there’s no need to worry— the centrifugal force generated during the WDT tool’s rotation will disperse any untouched coffee grounds, which will not affect the final taste of your espresso. Innovative Spiral Design for Accurate & Fast Distribution: The unique spiral mechanism enables the central rod to rotate smoothly when you press down, paired with 14 high-precision 304 stainless steel needles (0.25mm thick)evenly spaced needles, it significantly improves coffee powder distribution speed and consistency. This game-changing design guarantees stable results every time, making it an indispensable tool for espresso lovers who pursue precision in every shot, and effectively enhancing extraction efficiency and coffee flavor. Ergonomic Anti-Slip Grip: Crafted with user comfort as the core, the ergonomic handle is designed with anti-slip patterns to provide a secure and comfortable grip, minimizing hand fatigue even when preparing multiple espresso shots in a busy coffee bar. Made of high-quality materials, it inherits excellent durability—the combination of sturdy structural design and wear-resistant components ensures long-term reliable use, while effectively avoiding accidental damage during daily use. Essential Espresso Accessory with Practicality: A must-have addition to any coffee station, this WDT tool elevates your espresso-making experience by improving extraction quality and enriching coffee flavor. It is not only compatible with all mainstream espresso machines but also suitable for both home and professional use. Whether you are a coffee enthusiast exploring homemade espresso or a professional barista pursuing efficient work, this tool is your ultimate choice for upgrading your coffee accessory collection.